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The optical counterpart of the bright X-ray transient Swift J1745โˆ’26

The optical counterpart of the bright X-ray transient Swift J1745โˆ’26

We present a 30-day monitoring campaign of the optical counterpart of the bright X-ray transient Swift J1745-26, starting only 19 minutes after the discovery of the source. We observe the system peaking at i' ~17.6 on day 6 (MJD 56192) to then decay at a rate of ~0.04 mag/day. We โ€ฆ